1. Budi, G. S., Kosasi, M., & Wijaya, D. H. (2015). Bearing capacity of pile foundations embedded in clays and sands layer predicted using PDA test and static load test. Procedia Engineering, 125, 406–410.
2. Castelli, R. J., & Wilkins, E. (2004). Osterberg load cell test results on base grouted bored piles in Bangladesh. In GeoSupport 2004: Drilled shafts, Micropiling, deep mixing, remedial methods, and specialty foundation systems (pp. 587–602).
3. Dapp, S., Muchard, M., & Brown, D. (2006). Experiences with base grouted drilled shafts in the southeastern United States. In Proceedings of the 10th International Conference on Piling and Deep Foundations (pp. 1553–1562). Amsterdam, the Netherlands: Deep Foundations Institute.
4. Gaaver, K. E. (2013). Uplift capacity of single piles and pile groups embedded in cohesionless soil. Alexandria Engineering Journal, 52(3), 365–372.
5. Ho, C. E. (2003). Base grouted bored pile on weak granite. In Proceedings of the Third International Conference on Grouting and Ground Treatment (pp. 716–727).